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During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handshake (or vice-versa) then this can cause OpenSSL 1.1.0 before 1.1.0e to crash (dependent on ciphersuite). Both clients and servers are affected.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Cisco Apic | — | Upgrade to the latest version of Cisco APIC to resolve this vulnerability. | May 11, 2026 | Jan 30, 2017 |
| Debian | — | Upgrade openssl | Jul 30, 2024 | May 4, 2017 |
| Freebsd | — | Upgrade openssl-devel | Feb 17, 2017 | Feb 16, 2017 |
| Http Openssl | — | Upgrade to the latest version of OpenSSL | May 4, 2017 | May 4, 2017 |
| Suse | — | Upgrade virtualbox-guest-x11Upgrade virtualbox-guest-kmp-defaultUpgrade virtualbox-guest-tools | May 20, 2018 | Feb 16, 2017 |
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